spear-head
n.
c.1400, from spear, n.1 + head, n.. Figurative sense of "leading element" (of an attack, movement, etc.) is attested from 1893; the verb in this sense is recorded from 1938. Related: Spearheaded; spearheading.
| 词汇 | spear-head | 
| 词根词缀 | Online Etymology Dictionary spear-head n. c.1400, from spear, n.1 + head, n.. Figurative sense of "leading element" (of an attack, movement, etc.) is attested from 1893; the verb in this sense is recorded from 1938. Related: Spearheaded; spearheading. | 
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