mastaxn.

Brit.

/ˈmastaks/, U.S.

/ˈmæˌstæks/

Origin: A borrowing from Greek. Etymon: Greek μάσταξ.

Etymology: < ancient Greek μάσταξ mouth, jaws < the base of μασᾶσθαι to chew (see masseter n.).

Zoology.

The muscular pharynx of a rotifer, containing the masticatory jaws.

ΚΠ

1855 P. H. Gosse in Philos. Trans. (Royal Soc.) 146 425 I propose then to appropriate to the sub-globose muscular bulb, which contains the manducatory organs in most Rotifera, the term mastax.

1877 T. H. Huxley Man. Anat. Invertebrated Animals iv. 187 At the bottom is a muscular pharynx, or mastax.

1959 J. Clegg Freshwater Life Brit. Isles (ed. 2) ix. 133 The microscopic food..[is] swept into the mastax, and there ground by the jaws into a pulp before passing on to the stomach.

1987 M. S. Laverack & J. Dando Lect. Notes Invertebr. Zool. (ed. 3) xii. 66/1 The mouth opens into a pharynx that is armed with jaws (the mastax) that act in chewing.

This entry has been updated (OED Third Edition, March 2001; most recently modified version published online March 2022).

单词	mastax
释义	mastaxn. Brit. /ˈmastaks/, U.S. /ˈmæˌstæks/ Origin: A borrowing from Greek. Etymon: Greek μάσταξ. Etymology: < ancient Greek μάσταξ mouth, jaws < the base of μασᾶσθαι to chew (see masseter n.). Zoology. The muscular pharynx of a rotifer, containing the masticatory jaws. ΚΠ 1855 P. H. Gosse in Philos. Trans. (Royal Soc.) 146 425 I propose then to appropriate to the sub-globose muscular bulb, which contains the manducatory organs in most Rotifera, the term mastax. 1877 T. H. Huxley Man. Anat. Invertebrated Animals iv. 187 At the bottom is a muscular pharynx, or mastax. 1959 J. Clegg Freshwater Life Brit. Isles (ed. 2) ix. 133 The microscopic food..[is] swept into the mastax, and there ground by the jaws into a pulp before passing on to the stomach. 1987 M. S. Laverack & J. Dando Lect. Notes Invertebr. Zool. (ed. 3) xii. 66/1 The mouth opens into a pharynx that is armed with jaws (the mastax) that act in chewing. This entry has been updated (OED Third Edition, March 2001; most recently modified version published online March 2022). < n.1855
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