Definition of rhamphotheca in English:

rhamphotheca

(also ramphotheca)

noun ramfəˈθiːkə

Ornithology

The modified integument, usually horny but in some birds leathery, that covers a bird's jaws and forms the outer layer of the bill.

Origin

Late 19th century; earliest use found in James Graham Cooper (1830–1902). From scientific Latin rhamphotheca from ancient Greek ῥάμϕος beak + θήκη sheath.

Definition of rhamphotheca in US English:

rhamphotheca

(also ramphotheca)

nounramfəˈθiːkə

Ornithology

The modified integument, usually horny but in some birds leathery, that covers a bird's jaws and forms the outer layer of the bill.

Origin

Late 19th century; earliest use found in James Graham Cooper (1830–1902). From scientific Latin rhamphotheca from ancient Greek ῥάμϕος beak + θήκη sheath.

词汇	rhamphotheca
释义	Definition of rhamphotheca in English: rhamphotheca (also ramphotheca) noun ramfəˈθiːkə Ornithology The modified integument, usually horny but in some birds leathery, that covers a bird's jaws and forms the outer layer of the bill. Origin Late 19th century; earliest use found in James Graham Cooper (1830–1902). From scientific Latin rhamphotheca from ancient Greek ῥάμϕος beak + θήκη sheath. Definition of rhamphotheca in US English: rhamphotheca (also ramphotheca) nounramfəˈθiːkə Ornithology The modified integument, usually horny but in some birds leathery, that covers a bird's jaws and forms the outer layer of the bill. Origin Late 19th century; earliest use found in James Graham Cooper (1830–1902). From scientific Latin rhamphotheca from ancient Greek ῥάμϕος beak + θήκη sheath.
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