【医】 protoconule
former; original
【化】 ortho-
【医】 arch-; arche-; ortho-; pro-; prot-; proto-
for a while; little; minor; petty; small; young
【计】 mic-
【医】 micr-; micro-; mikro-; nano-
needle; piercing; point; sharp; the best of its kind; tip; top
【医】 apex; apices; apico-; cusp; cuspis; mucro; point; puncta; punctum; tip