from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. divided into two (equal) halves
- v. To divide into two
from the GNU version of the Collaborative International Dictionary of English
- adj. Divided into two equal parts; reduced to half in shape or form.
- adj. Consisting of only one half of what the normal condition requires; having the appearance of lacking one half.
- adj. Having the organs of one side, or half, different in function from the corresponding organs on the other side.
- transitive v. To divide into two equal parts.
- transitive v. To represent the half of; to halve.
from The Century Dictionary and Cyclopedia
- To divide into two equal parts.
- Divided into two equal parts; halved; hence, half the usual size, or half as large as something else.
- In heraldry, reduced or diminished by half.
Sorry, no etymologies found.
The terminal cell is always solitary, very often attached to the one next it, which is generally single, obliquely placed, occasionally looking like the dimidiate calyptra capping a young seta.
The shape of the fungus is peculiar, a sort of semi-circular outline that may be called dimidiate.
In some it is central and grows on the ground, in others it is lateral, and the cap is semicircular (dimidiate), and others again have no stem.
TV quoque tu in summis, o dimidiate Menander, poneris, et merito, puri sermonis amator. lenibus atque utinam scriptis adiuncta foret uis comica, ut aequato uirtus polleret honore cum Grecis, neue hac despectus part iaceres!
The stem is wanting, and the cap is shelving, dimidiate, reniform or suborbicular.
According to the descriptions of _P. dryinus_ as given by Persoon, and as followed by Fries and most later writers, the pileus is definitely lateral, and more or less dimidiate, while in _P. corticatus_ Fr., the pileus is entire and the stem rather long and eccentric.
 Tu quoque tu in summis, o dimidiate Menander, poneris, &c.
We have accounts of dimidiate hermaphrodite lobster, male in one half and female in the other half of the body.
Some butterflies are dimidiate hermaphrodites; _i. e._ one side of the body has the form and color of the male, the other the form and color of the female.
The young leaves are purplish-green, and form a curious contrast to the deep lurid hue of the older foliage; especially when the tree is (which often occurs) dimidiate, one half the green, and the other the red shades of colours; when in full blossom, all forms a mass of yellow, diffusing