[ Gr. &unr_; out of, outside, fr. &unr_; out. See Ex-. ] A prefix signifying out of, outside; as in exocarp, exogen, exoskeleton.

{ } a. [ Exo- + Gr. kardi`a heart. ] (Anat.) Situated or arising outside of the heart; as, exocardial murmurs; -- opposed to endocardiac. [ 1913 Webster ]

n. [ Exo- + Gr. &unr_; fruit. ] (Bot.) The outer portion of a fruit, as the flesh of a peach or the rind of an orange. See Illust. of Drupe. [ 1913 Webster ]

a. [ Pref. ex- + occipital. ] (Anat.) Pertaining to a bone or region on each side of the great foremen of the skull. -- n. The exoccipital bone, which often forms a part of the occipital in the adult, but is usually distinct in the young.

‖‖, n. [ NL. exocetus, L. exocoetus a fish that sleeps on the shore, Gr. 'exw`koitos, lit., sleeping out; 'e`xw outside of + koi`th bed. ] (Zoöl.) A genus of fishes, including the common flying fishes. See Flying fish. [ 1913 Webster ]

v. t. [ L. exoculatus, p. p. of exoculare to exoculate; ex out + oculus an eye. ] To deprive of eyes. [ R. ] W. C. Hazlitt. [ 1913 Webster ]

pos>n. [ L. exodium, Gr. &unr_; (sc. &unr_; song) fr. &unr_; belonging to an exit, or to the finale of a tragedy, fr. &unr_;: cf. F. exode. See Exodus. ] 1. Departure; exodus; esp., the exodus of the Israelites from Egypt. [ Obs. ] L. Coleman. Bolingbroke. [ 1913 Webster ]

2. (Gr. Drama) The final chorus; the catastrophe. [ 1913 Webster ]

3. (Rom. Antiq.) An afterpiece of a comic description, either a farce or a travesty. [ 1913 Webster ]

a. [ Gr. &unr_; belonging to departure. See Exodus. ] (Physiol.) Conducting influences from the spinal cord outward; -- said of the motor or efferent nerves. Opposed to esodic. [ 1913 Webster ]

‖n. [ L. ] See Exode. [ 1913 Webster ]

n. the branch of dentistry dealing with extraction of teeth.
Syn. -- exodontia. [ WordNet 1.5 ]