oradadj.adv.

Brit.

/ˈɔːrad/, U.S.

/ˈɔrˌæd/

Origin: A borrowing from Latin, combined with an English element. Etymons: Latin ōr- , ōs , -ad suffix².

Etymology: < classical Latin ōr-, ōs mouth (see oral adj.) + -ad suffix².

Anatomy and Zoology.

A. adj.

Lying or progressing towards the region of the mouth; nearest to the region of the mouth.

ΚΠ

1877 Trans. Connecticut Acad. Arts & Sci. 4 236 The orad sides of the distal ends.

1920 Philos. Trans. (Royal Soc.) B. 209 393 In Echinometra..the compound plates on the adapical surface are usually made of five elements, including two primaries along the apicad and orad margins.

1993 Gut 34 804/2 These [colonic contractions] were defined as antegrade or retrograde based on their aborad or orad propagation respectively.

B. adv.

Towards the region of the mouth.

ΚΠ

1881 Science 26 Mar. 133/1 ‘Orad’ is used by Thacher in place of cephalad.

1890 Cent. Dict. Orad, to or toward the mouth or oral region: opposed to aborad.

1937 Q. Rev. Biol. 12 159/2 Nervous paths, which in the intestine conduct an impulse about 15 cm. orad and caudad from a point stimulated electrically, often failed to function.

1991 Jrnl. Autonomic Nerv. Syst. 32 205 We conclude that myenteric neurons in the cat colon project both orad and aborad over relatively long distances through colonic fiber bundles.

This entry has been updated (OED Third Edition, June 2004; most recently modified version published online March 2022).

单词	orad
释义	oradadj.adv. Brit. /ˈɔːrad/, U.S. /ˈɔrˌæd/ Origin: A borrowing from Latin, combined with an English element. Etymons: Latin ōr- , ōs , -ad suffix². Etymology: < classical Latin ōr-, ōs mouth (see oral adj.) + -ad suffix². Anatomy and Zoology. A. adj. Lying or progressing towards the region of the mouth; nearest to the region of the mouth. ΚΠ 1877 Trans. Connecticut Acad. Arts & Sci. 4 236 The orad sides of the distal ends. 1920 Philos. Trans. (Royal Soc.) B. 209 393 In Echinometra..the compound plates on the adapical surface are usually made of five elements, including two primaries along the apicad and orad margins. 1993 Gut 34 804/2 These [colonic contractions] were defined as antegrade or retrograde based on their aborad or orad propagation respectively. B. adv. Towards the region of the mouth. ΚΠ 1881 Science 26 Mar. 133/1 ‘Orad’ is used by Thacher in place of cephalad. 1890 Cent. Dict. Orad, to or toward the mouth or oral region: opposed to aborad. 1937 Q. Rev. Biol. 12 159/2 Nervous paths, which in the intestine conduct an impulse about 15 cm. orad and caudad from a point stimulated electrically, often failed to function. 1991 Jrnl. Autonomic Nerv. Syst. 32 205 We conclude that myenteric neurons in the cat colon project both orad and aborad over relatively long distances through colonic fiber bundles. This entry has been updated (OED Third Edition, June 2004; most recently modified version published online March 2022). < adj.adv.1877
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