peltiformadj.

Brit.

/ˈpɛltᵻfɔːm/, U.S.

/ˈpɛltəˌfɔrm/

Origin: Formed within English, by compounding. Etymons: pelti- comb. form, -form comb. form².

Etymology: < pelti- comb. form + -form comb. form². With sense 2 compare French peltiforme (A. P. de Candolle Théorie Élémentaire de la Botanique (1813) 337; 1868 in Littré in sense 1).R. G. Mayne (see quot. 1857 at sense 1) gives a Latin form peltiformis.

Chiefly Botany.

1. Having the form of a pelta (in various senses); esp. flattened, typically discoid, and attached at or near the centre.

ΚΠ

1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Peltiformis, applied to apotheciæ in form of a shield..: peltiform.

1890 Cent. Dict. at Peltigera The apothecia are peltiform.

1893 New Sydenham Soc. Lexicon Peltiform, applied..in Mineralogy, to couches or beds that are convex, and inclined on the slope of a mountain.

1956 Amer. Midland Naturalist 55 503 The pod of A. scutaneus is..so strongly compressed dorsoventrally as to become peltiform, with flattened faces and acute or acutish almost wing-like lateral angles.

1991 Austral. Systematic Bot. 4 481 There is..evidence for an increase in the size and complexity of peltiform cuticular extensions on the abaxial leaf surface.

†2. Botany. Of a non-vascular plant: having apparent vascular tissue arranged like the veins of a peltate leaf. Obsolete. rare.

ΚΠ

1866 J. Lindley & T. Moore Treasury Bot. II. 858/2 Peltiform, having simple veins arranged as in a peltate leaf.

This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022).

单词	peltiform
释义	peltiformadj. Brit. /ˈpɛltᵻfɔːm/, U.S. /ˈpɛltəˌfɔrm/ Origin: Formed within English, by compounding. Etymons: pelti- comb. form, -form comb. form². Etymology: < pelti- comb. form + -form comb. form². With sense 2 compare French peltiforme (A. P. de Candolle Théorie Élémentaire de la Botanique (1813) 337; 1868 in Littré in sense 1).R. G. Mayne (see quot. 1857 at sense 1) gives a Latin form peltiformis. Chiefly Botany. 1. Having the form of a pelta (in various senses); esp. flattened, typically discoid, and attached at or near the centre. ΚΠ 1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Peltiformis, applied to apotheciæ in form of a shield..: peltiform. 1890 Cent. Dict. at Peltigera The apothecia are peltiform. 1893 New Sydenham Soc. Lexicon Peltiform, applied..in Mineralogy, to couches or beds that are convex, and inclined on the slope of a mountain. 1956 Amer. Midland Naturalist 55 503 The pod of A. scutaneus is..so strongly compressed dorsoventrally as to become peltiform, with flattened faces and acute or acutish almost wing-like lateral angles. 1991 Austral. Systematic Bot. 4 481 There is..evidence for an increase in the size and complexity of peltiform cuticular extensions on the abaxial leaf surface. †2. Botany. Of a non-vascular plant: having apparent vascular tissue arranged like the veins of a peltate leaf. Obsolete. rare. ΚΠ 1866 J. Lindley & T. Moore Treasury Bot. II. 858/2 Peltiform, having simple veins arranged as in a peltate leaf. This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022). < adj.1857
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