bulbo-comb. form

Stress is usually determined by a subsequent element and vowels may be reduced accordingly.

Origin: A borrowing from Latin. Etymon: Latin bulbo-.

Etymology: < scientific Latin and post-classical Latin bulbo- (in e.g. bulbo-cavernosus bulbo-cavernous adj. at sense 1a), combining form of classical Latin bulbus bulb n.; compare -o- connective.Compare French bulbo-.

1. Combining form of Latin bulbus, bulb n., forming principally adjectives used in physiology.

a. Pertaining to the bulb of the urethra and to the ‘cavernous bodies’, the membrane, the rectum.

bulbo-cavernous adj.

Brit.

/ˌbʌlbəʊˈkavənəs/

/ˌbʌlbəʊˈkavn̩əs/

U.S.

/ˌbəlboʊˈkævərnəs/

sometimes spec. of the bulb of the urethra. [After post-classical Latin bulbo-cavernosus (1738 or earlier).]

ΚΠ

1836–9 Todd's Cycl. Anat. & Physiol. II. 836/1 The perineal artery..gives..a branch to the bulbo-cavernous.

bulbo-membranous adj.

Brit.

/ˌbʌlbə(ʊ)ˈmɛmbrənəs/

U.S.

/ˌbəlboʊˈmɛmbrənəs/

bulbo-rectal adj.

Brit.

/ˌbʌlbə(ʊ)ˈrɛktl/

U.S.

/ˌbəlboʊˈrɛkt(ə)l/

[After French bulbo-rectal (1826 or earlier).]

ΚΠ

1835–6 Todd's Cycl. Anat. & Physiol. I. 179/2 The bulbo-rectal hollow, will now become distinct.

b. Pertaining to the bulb of the spinal marrow, of the urethra.

bulbo-medullary adj.

Brit.

/ˌbʌlbə(ʊ)mɛˈdʌl(ə)ri/

/ˌbʌlbə(ʊ)mᵻˈdʌl(ə)ri/

U.S.

/ˌbəlboʊˈmɛdəˌlɛri/

/ˌbəlboʊməˈdəl(ə)ri/

[Compare French bulbo-médullaire (1870 or earlier).]

ΚΠ

1881 Nature 17 Nov. 72/2 The grey substance of the bulbo-medullary nerve-centres.

bulbo-urethral adj.

Brit.

/ˌbʌlbə(ʊ)jᵿˈriːθrəl/

/ˌbʌlbə(ʊ)jᵿˈriːθrl̩/

U.S.

/ˌbəlboʊjʊˈriθrəl/

[After French bulbo-uréthral (1804 or earlier).]

ΚΠ

1839–47 Todd's Cycl. Anat. & Physiol. III. 928/2 This nerve (the bulbo-urethral of Cruveilhier).

bulbo-tuber n.

Brit.

/ˌbʌlbə(ʊ)ˈtjuːbə/

/ˌbʌlbə(ʊ)ˈtʃuːbə/

U.S.

/ˌbəlboʊˈt(j)ubər/

= corm n.² [After scientific Latin bulbo-tuber (1805 or earlier).]

ΚΠ

1836 Penny Cycl. V. 252/1 Bulbotuber, a short, roundish, underground stem resembling a bulb.

1880 A. Gray Bot. Text-bk. (ed. 6) 400 Bulbo-tuber: Synonym of Corm.

Draft additions October 2011

bulbospongiosus n.

Brit.

/ˌbʌlbə(ʊ)ˌspʌn(d)ʒɪˈəʊsəs/

U.S.

/ˌbəlboʊˌspəndʒiˈoʊsəs/

/ˌbəlboʊˌspɑndʒiˈoʊsəs/

(more fully bulbospongiosus muscle) a muscle of the perineum which acts to aid the emptying of the urethra in males, and as a weak vaginal sphincter in females.

ΚΠ

1933 Final Rep. Comm. Anat. Soc. Great Brit. & Ireland 35 Muscles of Perineum... Bulbo-spongiosus.

1987 M. Cartmill et al. Human Struct. xi. 205 Reflex contractions in the Bulbospongiosus help to empty the urethra inside the bulb of the penis.

2001 Observer 6 May (Life Suppl.) 17/1 We are looking at labial arteries, bulbospongiosus muscle and pudendal nerves.

This entry has not yet been fully updated (first published 1888; most recently modified version published online June 2022).

单词	bulbo-
释义	bulbo-comb. form Stress is usually determined by a subsequent element and vowels may be reduced accordingly. Origin: A borrowing from Latin. Etymon: Latin bulbo-. Etymology: < scientific Latin and post-classical Latin bulbo- (in e.g. bulbo-cavernosus bulbo-cavernous adj. at sense 1a), combining form of classical Latin bulbus bulb n.; compare -o- connective.Compare French bulbo-. 1. Combining form of Latin bulbus, bulb n., forming principally adjectives used in physiology. a. Pertaining to the bulb of the urethra and to the ‘cavernous bodies’, the membrane, the rectum. bulbo-cavernous adj. Brit. /ˌbʌlbəʊˈkavənəs/ , /ˌbʌlbəʊˈkavn̩əs/ , U.S. /ˌbəlboʊˈkævərnəs/ sometimes spec. of the bulb of the urethra. [After post-classical Latin bulbo-cavernosus (1738 or earlier).] ΚΠ 1836–9 Todd's Cycl. Anat. & Physiol. II. 836/1 The perineal artery..gives..a branch to the bulbo-cavernous. bulbo-membranous adj. Brit. /ˌbʌlbə(ʊ)ˈmɛmbrənəs/ , U.S. /ˌbəlboʊˈmɛmbrənəs/ bulbo-rectal adj. Brit. /ˌbʌlbə(ʊ)ˈrɛktl/ , U.S. /ˌbəlboʊˈrɛkt(ə)l/ [After French bulbo-rectal (1826 or earlier).] ΚΠ 1835–6 Todd's Cycl. Anat. & Physiol. I. 179/2 The bulbo-rectal hollow, will now become distinct. b. Pertaining to the bulb of the spinal marrow, of the urethra. bulbo-medullary adj. Brit. /ˌbʌlbə(ʊ)mɛˈdʌl(ə)ri/ , /ˌbʌlbə(ʊ)mᵻˈdʌl(ə)ri/ , U.S. /ˌbəlboʊˈmɛdəˌlɛri/ , /ˌbəlboʊməˈdəl(ə)ri/ [Compare French bulbo-médullaire (1870 or earlier).] ΚΠ 1881 Nature 17 Nov. 72/2 The grey substance of the bulbo-medullary nerve-centres. bulbo-urethral adj. Brit. /ˌbʌlbə(ʊ)jᵿˈriːθrəl/ , /ˌbʌlbə(ʊ)jᵿˈriːθrl̩/ , U.S. /ˌbəlboʊjʊˈriθrəl/ [After French bulbo-uréthral (1804 or earlier).] ΚΠ 1839–47 Todd's Cycl. Anat. & Physiol. III. 928/2 This nerve (the bulbo-urethral of Cruveilhier). 2. bulbo-tuber n. Brit. /ˌbʌlbə(ʊ)ˈtjuːbə/ , /ˌbʌlbə(ʊ)ˈtʃuːbə/ , U.S. /ˌbəlboʊˈt(j)ubər/ = corm n.² [After scientific Latin bulbo-tuber (1805 or earlier).] ΚΠ 1836 Penny Cycl. V. 252/1 Bulbotuber, a short, roundish, underground stem resembling a bulb. 1880 A. Gray Bot. Text-bk. (ed. 6) 400 Bulbo-tuber: Synonym of Corm. Draft additions October 2011 bulbospongiosus n. Brit. /ˌbʌlbə(ʊ)ˌspʌn(d)ʒɪˈəʊsəs/ , U.S. /ˌbəlboʊˌspəndʒiˈoʊsəs/ , /ˌbəlboʊˌspɑndʒiˈoʊsəs/ (more fully bulbospongiosus muscle) a muscle of the perineum which acts to aid the emptying of the urethra in males, and as a weak vaginal sphincter in females. ΚΠ 1933 Final Rep. Comm. Anat. Soc. Great Brit. & Ireland 35 Muscles of Perineum... Bulbo-spongiosus. 1987 M. Cartmill et al. Human Struct. xi. 205 Reflex contractions in the Bulbospongiosus help to empty the urethra inside the bulb of the penis. 2001 Observer 6 May (Life Suppl.) 17/1 We are looking at labial arteries, bulbospongiosus muscle and pudendal nerves. This entry has not yet been fully updated (first published 1888; most recently modified version published online June 2022). < comb. form1835
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