different between sperm vs protamine

English

Etymology

From Middle English sperme, from Latin sperma, from Ancient Greek ?????? (spérma, “seed, semen”). Compare also Old French esperme, sparme.

Pronunciation

• (US) IPA^(key): /sp???m/
• (UK) IPA^(key): /sp??m/
• Rhymes: -??(?)m
• Hyphenation: sperm

Noun

sperm (countable and uncountable, plural sperm or sperms)

1. (countable) The reproductive cell or gamete of the male; a spermatozoon.
   • 2012, Sarah Whitehouse, The Guardian, 13 Apr 2012:

     Seeing the two little moving cells – the result of her egg and Luke's sperm – was incredible, and two very long weeks later the clinic confirmed I was pregnant.

2. (uncountable, slang) Semen; the generative substance of male animals.
3. (chemistry) Sperm oil; whale oil from a sperm whale; spermaceti.

Synonyms

• (generative substance): cum (vulgar slang), semen
• (reproductive cell): spermatozoon, sperm cell
• (of fish): milt
• (figurative): seed

Hypernyms

• (reproductive cell): gamete

Derived terms

Translations

Verb

sperm (third-person singular simple present sperms, present participle sperming, simple past and past participle spermed)

1. (intransitive, slang, vulgar) To ejaculate.
2. (transitive, slang, vulgar) To ejaculate on or into.

Anagrams

• PMSer, perms, prems

Norwegian Bokmål

Etymology

From Ancient Greek ?????? (spérma) (sense 1).

Noun

sperm m (definite singular spermen, uncountable)

1. sperm
2. short for spermasett (spermaceti); see spermhval.

Synonyms

• sperma
• sæd

Related terms

• sperme

Verb

sperm

1. imperative of sperme

References

• “sperm” in Det Norske Akademis ordbok (NAOB).

Turkish

Noun

sperm

1. semen (male reproductory fluid)

English

Etymology

From prot- (“original”) +? -amine.

Pronunciation

• (Received Pronunciation) IPA^(key): /?p???.t?.mi?n/
• (General American) IPA^(key): /?p?o?.t??min/

Noun

protamine (plural protamines)

1. (biochemistry) Any of various strongly basic proteins of relatively low molecular weight that are rich in arginine and are found associated especially with DNA in place of histone in the sperm cells of various animals (such as fish).

Derived terms

• protamine sulfate

Translations

• Italian: protammina (it)

References

• “protamine”, in Lexico, Dictionary.com; Oxford University Press, 2019–present.
• “protamine”, in Merriam–Webster Online Dictionary, (Please provide a date or year).