prot-
pref.（前缀）
pref.（前缀）
- Variant of proto-
proto-的变体
prot-
combining form
a variant of proto-
proto- or (sometimes before a vowel) prot-
combining form
indicating the first in time, order, or rank
⇒
protomartyr
primitive, ancestral, or original
⇒
prototype
indicating the reconstructed earliest stage of a language
⇒
Proto-Germanic
indicating the first in a series of chemical compounds
⇒
protoxide
indicating the parent of a chemical compound or an element
⇒
protactinium
Origin
from Greek prōtos first, from pro before; see pro-2prot-
1
variant of proto- before a vowel:
protamine.
Related Words
- protactinium
- protamine
- protanomaly
- protanopia
- protestation
- protium
prot-variant of proto-, before some vowels, as in protamine.
prot-
combining form
or proto-
a. first in time
protohistory
b. beginning : giving rise to
protoplanet
2. parent substance of a (specified) substance
protactinium
3. first formed : primary
protoxylem
4. capitalized : relating to or constituting the recorded or assumed language that is ancestral to a language or to a group of related languages or dialects
Proto-Indo-European
combining form
or proto-
ETYMOLOGY Greek prōt-, prōto-, from prōtos; akin to Greek pro before — more at for
1.a. first in time
protohistory
b. beginning : giving rise to
protoplanet
2. parent substance of a (specified) substance
protactinium
3. first formed : primary
protoxylem
4. capitalized : relating to or constituting the recorded or assumed language that is ancestral to a language or to a group of related languages or dialects
Proto-Indo-European
prot-
combining form
- variant spelling of
PROTO- before a vowel (as in protamine).同PROTO- （用于元音前, 如protamine）。
prot-
combining form. the form of proto- before vowels, as in protamine.
Prot.
Protestant.
prot-
combining form
or proto-
Etymology: Middle English protho-, from Middle French, from Late Latin proto-, from Late Greek prōt-, prōto-, from Greek, from prōtos; akin to Greek pro before, ahead — more at for
1.
a. : first in time
< protohistoric >
< protonymph >
b. : first in status : chief in rank or importance : principal
< protocerebrum >
< protocone >
c. : beginning : tending toward : giving rise to
< protofascism >
< protoplanet >
2. chemistry
a. : first or lowest of a series : member of a series having or supposed to have the smallest relative amount of the element or radical indicated in the name to which it is prefixed
< protoxide >
< protochloride >
b. : substance held to be the parent of the substance to the name of which it is prefixed
< protoactinium >
c. : first or primary product of decomposition
< protoproteose >
3. biology
a. : archetypal
< protomorph >
< protonephros >
b. : first formed : primary
< protoderm >
< protoxylem >
4. usually capitalized : belonging to or constituting the recorded or assumed language that is ancestral to a language or to a group of related languages or dialects — usually spelled proto- and joined to a capitalized second element with a hyphen
< Proto-Arabic >
< Proto-Indo-European >
or proto-
1.
a.
< protohistoric >
< protonymph >
b.
< protocerebrum >
< protocone >
c.
< protofascism >
< protoplanet >
2. chemistry
a.
< protoxide >
< protochloride >
b.
< protoactinium >
c.
< protoproteose >
3. biology
a.
< protomorph >
< protonephros >
b.
< protoderm >
< protoxylem >
4. usually capitalized
< Proto-Arabic >
< Proto-Indo-European >
prot-
Prefix
- Form of proto- used before a vowel.
Derived terms
English words prefixed with prot-