- situated behind or at the rear of; hinder (opposed to anterior).
- coming after in order, as in a series.
- coming after in time; later; subsequent (sometimes followed by to).
- Anatomy, Zoology.
- (in quadrupeds) pertaining to or toward the rear or caudal end of the body.
- (in humans and other primates) pertaining to or toward the back plane of the body, equivalent to the dorsal surface of quadrupeds.
- Botany. toward the back and near the main axis, as the upper lip of a flower.
- the hinder parts or rump of the body; buttocks.
Origin of posterior
Examples from the Web for posteriorly
Posteriorly it opens into and is continuous with the windpipe.Special Report on Diseases of the Horse
United States Department of Agriculture
Note that posteriorly the abdominal muscles are attached to a bone.Elementary Zoology, Second Edition
Vernon L. Kellogg
Posteriorly, Meckel's cartilage is dorsal to the angulosplenial.
Anteriorly the belly is a cream-color; posteriorly it is black.
Posteriorly the blotches are less distinct, fading into the uniform grayish tan ground color of the posterior part of the body.
- situated at the back of or behind something
- coming after or following another in a series
- coming after in time
- zoology (of animals) of or near the hind end
- botany (of a flower) situated nearest to the main stem
- anatomy dorsal or towards the spine
- the buttocks; rump
- statistics a posterior probability
Word Origin and History for posteriorly
1530s, "later," from Latin posterior "after, later, behind," comparative of posterus "coming after, subsequent," from post "after" (see post-). Meaning "situated behind" is from 1630s.
"buttocks," euphemistic, 1610s, from posterior (adj.). Earlier it meant "those who come after, posterity" (1530s). Cf. Lithuanian pasturas "the last, the hindmost," from pas "at, by."
- Located behind a part or toward the rear of a structure.
- Relating to the caudal end of the body in quadrupeds or the dorsal side in humans.
- Near the tail or caudal end of certain embryos.