arrowhead

[ ar-oh-hed ]
/ ˈær oʊˌhɛd /

noun

the head or tip of an arrow, usually separable from the shaft and conventionally wedge-shaped.
anything resembling or having the conventional shape of an arrowhead.
Also called swamp potato. any aquatic or bog plant of the genus Sagittaria, having usually arrowhead-shaped leaves and clusters of white flowers.
any of several other plants having arrowhead-shaped leaves.
the dartlike form in an egg-and-dart ornament.

Origin of arrowhead

1350–1400; Middle English arwe he(ve)d; see arrow, head
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for arrowhead

arrowhead

/ (ˈærəʊˌhɛd) /

noun

the pointed tip of an arrow, often removable from the shaft
something that resembles the head of an arrow in shape, such as a triangular decoration on garments used to reinforce joins
any aquatic herbaceous plant of the genus Sagittaria, esp S. sagittifolia, having arrow-shaped aerial leaves and linear submerged leaves: family Alismataceae
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012