acro-

1.
a combining form with the meanings “height,” “tip end,” “extremities of the body,” used in the formation of compound words:
acrophobia.
Also, especially before a vowel, acr-.
Origin
< Greek, combining form of ákros topmost, highest; akin to Latin ācer sharp. Cf. acme, ear2
British Dictionary definitions for acro-

acro-

combining form
1.
denoting something at a height, summit, top, tip, beginning, or end: acropolis, acrogen
2.
denoting an extremity of the human body: acromegaly
Word Origin
from Greek akros extreme, topmost
Word Origin and History for acro-

word-forming element meaning "highest, topmost, at the extremities," before vowels, acr-, from Greek akro- "pertaining to an end, extreme," comb. form of akros "at the end, at the top" (see acrid).

acro- in Medicine

acro- or acr-
pref.

  1. Top; summit; height: acrophobia.

  2. Tip; beginning: acrosome.

  3. Extremity of the body: acroparalysis.