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单词 deltoidal
释义

deltoidaladj.

/dɛlˈtɔɪdəl/
Etymology: < deltoid adj. + -al suffix1.
a. Pertaining to the delta of a river.
ΘΚΠ
the world > the earth > land > land mass > shore or bank > land near river > [adjective] > delta
deltoid1837
deltoidal1837
deltaic1846
deltic1865
1837 Penny Cycl. VIII. 375/2 The alluvial tract is frequently intersected by a great many deltoidal branches.
b. = deltoid adj. 1.
ΚΠ
1873 W. K. Sullivan O'Curry's Anc. Irish I. Introd. 505 Square, rectangular or deltoidal instruments of the harp kind.
c. Of the shape of a deltoid n. 2.
This entry has not yet been fully updated (first published 1895; most recently modified version published online March 2018).
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adj.1837
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