cordiformadj.
/ˈkɔːdᵻfɔːm/, U.S. /ˈkɔrdəˌfɔrm/ Heart-shaped; spec. having the shape of the conventional symbol of the heart (i.e. two symmetrical curves meeting in a point at one end and a notch at the other, broader end).
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the world > space > shape > curvature > types of curvature > [adjective] > heart-shaped
heartlike1600
heart-shaped1740
cordiform1754
cordate1760
hearted1761
cardioid1826
1754 R. Brookes Introd. Physic & Surg. 274 The tender Fruit is attended with four minute Leaves, and turns into a round Berry full of a glutinous Juice, and a compressed cordiform Seed.
1828 J. Stark Elements Nat. Hist. II. 286 Thorax slightly convex; scutellum generally cordiform.
1887 Bookworm Dec. 34 The famous cordiform map of Apian.
1901 H. Gadow in Cambr. Nat. Hist. VIII. viii. 298 The original cordiform foramen is divided into a pair of ovals.
1965 Imago Mundi 19 21 With some minor modifications, we may consider the cordiform projection as being very closely related to one of modern geography's most significant concepts, the idealized continent diagram.
2012 Jrnl. World Prehist. 25 167 Some Early Palaeolithic materials have been found in the basin of the river Araia, notably a cordiform hand-axe in flint.
Compounds
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1778 A. Monro Innes's Short Descr. Human Muscles (ed. 2) xix. 106 Inserted into a cordiform tendon, of a considerable breadth, which is situated in the middle of the diaphragm.
1864 C. Heath Pract. Anat. iii. 220 All the fibres of the diaphragm are inserted into the central cordiform or trefoil tendon.
1903 Lancet 7 Feb. 394/2 The movements of the cordiform tendon during inspiratory expansion of the chest.
This entry has been updated (OED Third Edition, September 2021; most recently modified version published online March 2022).
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adj.1754