Where does “pineal gland” come from?

pineal gland (English) comes from English gland, from French glande, from Old French glandre, from Latin glāndula, from Latin -ulus, from Proto-Italic -olos, from Proto-Italic -elos, from Proto-Indo-European -e-lós — Forms agent nouns from verbal roots.

pineal gland (English): A small, pinecone-shaped endocrine gland found...

Definitions

  1. A small, pinecone-shaped endocrine gland found...

Ancestry of “pineal gland”, step by step

pineal gland traces back through two separate lines of ancestry.

via English gland

StepLanguageWordMeaning
1EnglishglandAn organ that synthesizes a substance, such as...
2Frenchglandegland; swollen lymph node; tumor, growth
3Old Frenchglandre
4Latinglāndulaa little acorn
5Latin-ulusUsed to form a diminutive of a noun, indicating...
6Proto-Italic-olos
7Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
8Proto-Indo-European-e-lós
9Proto-Indo-European-lósForms agent nouns from verbal roots

via English pineal

StepLanguageWordMeaning
1EnglishpinealIn the shape of a pine cone; Pertaining to the...
2Frenchpinéalpineal
3Latinpīneapinecone
4Latin-eanominative feminine singular of -eus; nominative...
5Latin-eusargentum + API → argenteus; ferrum + API →...
6Ancient Greek-εῖοςForms adjectives, usually with a meaning of "of"...
7Proto-Indo-European-iHwós
8Proto-Indo-European-wósCreates adjectives from verb stems

Words derived from “pineal gland

Every word from Proto-Indo-European -lósEvery word from Latin -ulusEvery word from Latin glāndula