from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Botany Having the shape of an arrowhead but with the basal lobes pointing outward at right angles: hastate leaves.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Of, or pertaining to a spear.
- adj. Shaped similarly to a halberd, with pointed lobes pointed outward from the base.
from the GNU version of the Collaborative International Dictionary of English
- adj. Shaped like the head of a halberd; triangular, with the basal angles or lobes spreading.
from The Century Dictionary and Cyclopedia
- Furnished with a sharp point or head for thrusting or cutting: said of a weapon, such as the spear, pike, partizan, or battle-ax.
- Shaped like the head of a spear; specifically, in botany, triangular nearly down to the base, and then abruptly widened into two lateral lobes at right angles to the principal axis: said chiefly of leaves.
- Also hastiform.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. (of a leaf shape) like a spear point, with flaring pointed lobes at the base
From Latin hasta, spear.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin hastātus ("armed with a spear"), from hasta ("spear") + -ātus. (Wiktionary)