ARCHEGONY
Ar*cheg"o*ny, n. Etym: [See Archegonium.] (Biol.)
Defn: Spontaneous generation; abiogenesis.
ARCHELOGY
Ar*chel"o*gy, n. Etym: [Gr. -logy.]
Defn: The science of, or a treatise on, first principles. Fleming.
ARCHENCEPHALA
Ar`chen*ceph"a*la, n. pl. Etym: [NL., fr. Gr. pref. (Zoöl.)
Defn: The division that includes man alone. R. Owen.
ARCHENEMY
Arch`en"e*my, n. Etym: [Pref. arch- + enemy.]
Defn: A principal enemy. Specifically, Satan, the grand adversary of mankind. Milton.
ARCHENTERIC
Arch`en*ter"ic, a. (Biol.)
Defn: Relating to the archenteron; as, archenteric invagination.