请输入您要查询的词汇：

　

词汇 plano-
词根词缀
AHD
Collins
Dictionary.com
Macquarie
MWCD
NewOxfordEC
OED
Online Etymology Dictionary
SOED
Webster
Wiktionary
plano- 或 plani- 或 plan-
pref.（前缀）
  1. Flat:
    平的：
    planoconvex.
    平凸

语源
  1. From Latin plānus [flat] * see pelə- 2
    源自 拉丁语 plānus [平坦的] *参见 pelə- 2
plano- or (sometimes before a vowel) plan-

combining form

indicating flatness or planeness
⇒ plano-concave

Origin

from Latin plānus flat, level

plano-1

Word Origin
1
a combining form meaning “flat,” “plane,” used in the formation of compound words:
planography.
Also, plani-; especially before a vowel, plan-.
Origin
combining form representing Latin plānus level, plānum level ground

plano-2

1
a combining form meaning “moving,” “capable of movement,” used in the formation of compound words:
planogamete.
Origin
combining form representing Greek plános wandering, roaming. See planet

Related Words

  • plan-
  • plani-
  • plano-concave
  • plano-convex
  • planoblast
  • planogamete
plano-a word element meaning 'flat', 'plane'.
Also, plan-, plani-. [combining form representing Latin plānus]
plano-
⇨ see plan-
plano-
/ˈpleɪnəʊ/  
combining form
level; flat
表示“平面”, “水平”, “扁平”：

planoconvex

planometer.

词源
from Latin planus 'flat'.
▪ I.plano-1|pleɪnəʊ|used as combining form of L. plānus flat, smooth, level; in scientific or technical adjectives, denoting (a) flatly, in a flattened manner, with modification of a specified form in the direction of a plane, as plano-compressed, plano-conical, plano-hemispherical, plano-obconical, plano-orbicular, plano-patellate, plano-rotund, plano-subcucullate; (b) a combination of a plane with another surface, esp. plane on one side, and of another surface on the other, as plano-concave, -convex, etc. Also plano-cylindric, -ical, plane on one side and of a cylindrical form on the other; plano-horizontal, having a plane horizontal surface or position; plano-miller, plano(-)milling machine, a milling machine built in the manner of a planer and used esp. for heavy work, having a flat bed to carry the workpiece and a sliding cross-piece that carries rotating cutters as in an ordinary milling machine, rather than a planing tool; † plano-solid Arith. Obs., applied to a number compounded of a ‘plane’ and a ‘solid’ number, i.e. of 5 prime factors; plano-subulate, of a flat awl-shaped form.1839Lindley Sch. Bot. viii. 183 Seeds *plano-compressed or winged at the apex.1681Grew Museum i. iv. 75 Some few are *Plano-Conical, whose Superfice is in part level between both ends.1846Dana Zooph. (1848) 553 Corallum firm; cells..quite shallow, plano-conical.1727Swift Art Polit. Lying Wks. 1755 III. i. 114 He supposes the soul to be of the nature of a *plano-cylindrical speculum..the plain side was made by God Almighty, but that the devil afterwards wrought the other side into a cylindrical figure.1846Dana Zooph. (1848) 327 Cespitose, *plano-hemispherical.1760J. Lee Introd. Bot. ii. xx. (1765) 116 Vexillum, the Standard; a Petal covering the rest..*plano-horizontal.1906J. G. Horner Mod. Milling Machines v. 130 *Plano-Millers or Slabbing Machines.—This is a name that seems most appropriate to designate that large and growing group of machines which is built on the model of the common planing machine, with bed, table, housings, and cross rail.1963Gen. Engin. Workshop Practice (ed. 3) vi. 218/2 The plano-miller is a milling machine, but designed to execute certain work formerly confined to the planer.1905T. R. Shaw Machine Tools vii. 478 Universal *plano-milling machines are now constructed of any size with either one or two saddles carrying spindles on the cross-slide, just as with the tool-boxes of planing machines.1964S. Crawford Basic Engin. Processes vi. 154 A plano milling machine possesses several advantages as compared with the planing machine, including the reduction of non⁓cutting time, wider range of operations in one setting, and increased rate of production.1846Dana Zooph. (1848) 453 With a solid *plano-obconical base.1887W. Phillips Brit. Discomycetes 175 Gregarious, suberumpent, sessile, waxy, *plano-patellate.1846Dana Zooph. (1848) 347 Subcylindrical,..*plano-rotund at top.1662Hobbes Seven Prob. Wks. 1845 VII. 67 There be some numbers called plane, other solids, others *plano-solid.1846Dana Zooph. (1848) 336 Very broad explanate, and often *plano-subcucullate.1760J. Lee Introd. Bot. ii. xviii. (1765) 110 The Claws *plano-subulate.▪ II.plano-2|plænəʊ|before a vowel or h plan-, combining form of Gr. πλάνος wandering, used in a few scientific terms; see planoblast, planodia, planogamete, planuria.
plano-
alternative form of Latin plani- "flat, level," but also used in sciences as a comb. form of Greek planos "wandering" (see planet).
1. combining form1 | 2. combining form2
 1 
plano- /ˈpleɪnəʊ/ combining form1.
ORIGIN: from Latin planus flat, smooth, level: see -o-. Cf. plani-.
Of or pertaining to a plane or flat surface or position; spec. (with adjectives of shape) denoting modification of a form towards a plane, as plano-conical etc., or combination of a plane with another surface, ‘plane and —’, as plano-cylindrical etc.
 DERIVATIVE planoˈconcave adjective having one surface plane and the opposite one concave L17.
planoˈconvex adjective (a) having one surface plane and the opposite one convex; (b) having a flattened convex form: M17.
plano-ˈmiller noun a milling machine with a flat bed and a sliding crosspiece carrying rotating cutters, used esp. for heavy planing work E20.
planoˈspiral adjective = planispiral M19.
 2 
plano- /ˈplanəʊ/ combining form2. Before a vowel plan-.
ORIGIN: from Greek planos, wandering, from planan wander: see planet noun1, -o-.
Biology. Forming nouns and adjectives with the sense ‘free-living, motile’, as planont.
 DERIVATIVE planogamete noun (Biology) a motile gamete or conjugating cell, a zoogamete L19.
planogaˈmetic adjective of or pertaining to planogametes L20.
planospore noun (Mycology) a motile spore, a zoospore M20.
plano-
— see plan-

plano-

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.

Prefix

  1. Alternative form of plani-

Derived terms

English words prefixed with plano-
随便看

　

英语词根词缀词典收录了54763条英语词根词缀词条，基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析，是记忆英语词汇的必备工具。

　

Copyright © 2000-2024 Newdu.com.com All Rights Reserved
更新时间：2025/4/14 19:13:19