Dictionary

sigmoid en · ADJ

Pronunciation

• (US) audio
• /ˈsəɡ.moɪd/ (New-Zealand)
• /ˈsɪɡ.moɪd/ (Australia)
• /ˈsɪɡ.mɔɪd/ (Canada, General-American, Received-Pronunciation)

Etymology

Etymology tree Ancient Greek σῖγμᾰ (sîgmă) Ancient Greek -ο- (-o-) Proto-Indo-European *weyd- Proto-Indo-European *-os Proto-Indo-European *wéydos Proto-Hellenic *wéidos Ancient Greek εἶδος (eîdos) Proto-Indo-European *-os Proto-Indo-European *-ēs Proto-Hellenic *-ēs Ancient Greek -ης (-ēs) Ancient Greek -ειδής (-eidḗs) Ancient Greek σῑγμοειδής (sīgmoeidḗs)bor. English sigmoid Borrowing from Ancient Greek σῑγμοειδής (sīgmoeidḗs, “of the shape of sigma”), from σῖγμᾰ (sîgmă, “sigma”) + -ο- (-o-) + -ειδής (-eidḗs, “-oid, -like”); Equivalent to sigma + -oid. Compare with French sigmoïde.

Meanings

1. (archaic) Semi-circular, like the uncial or lunate sigma (similar to English C).
2. Curved in two directions, like the letter "S", or the Greek ς (sigma); having a serpentine shape.
3. Curved in two directions, like the letter "S", or the Greek ς (sigma); having a serpentine shape. ▸ Exhibiting logistic growth; having a graph that accelerates until it reaches a carrying capacity.
4. Relating to the sigmoid colon.

Forms

Deriveds

sigmoid function · parasigmoid · sigmoidly · sigmoidicity · sigmoid flexure · subsigmoid · retrosigmoid · rectosigmoid · sigmoidity · sigmoid notch · sigmoid sinus · sigmoid colon

Synonyms

sigmoidal · S-shaped · S-shaped

Translations (11)

eo sigmoida (S-shaped, sigma-shaped) · es sigmoideo (S-shaped, sigma-shaped) · eo sforma (S-shaped, sigma-shaped) · eo sigmojda (S-shaped, sigma-shaped) · cmn 乙狀 /乙状 (S-shaped, sigma-shaped) · eo so-forma (S-shaped, sigma-shaped) · ca sigmoide (S-shaped, sigma-shaped) · cmn 乙狀結腸的 /乙状结肠的 (relating to the sigmoid colon) · es sigmoideo (relating to the sigmoid colon) · id sigmoid (S-shaped, sigma-shaped) · ca sigmoïdal (relating to the sigmoid colon)

sigmoid en · NOUN

Pronunciation

• (US) audio
• /ˈsəɡ.moɪd/ (New-Zealand)
• /ˈsɪɡ.moɪd/ (Australia)
• /ˈsɪɡ.mɔɪd/ (Canada, General-American, Received-Pronunciation)

Etymology

Etymology tree Ancient Greek σῖγμᾰ (sîgmă) Ancient Greek -ο- (-o-) Proto-Indo-European *weyd- Proto-Indo-European *-os Proto-Indo-European *wéydos Proto-Hellenic *wéidos Ancient Greek εἶδος (eîdos) Proto-Indo-European *-os Proto-Indo-European *-ēs Proto-Hellenic *-ēs Ancient Greek -ης (-ēs) Ancient Greek -ειδής (-eidḗs) Ancient Greek σῑγμοειδής (sīgmoeidḗs)bor. English sigmoid Borrowing from Ancient Greek σῑγμοειδής (sīgmoeidḗs, “of the shape of sigma”), from σῖγμᾰ (sîgmă, “sigma”) + -ο- (-o-) + -ειδής (-eidḗs, “-oid, -like”); Equivalent to sigma + -oid. Compare with French sigmoïde.

Meanings

1. (abbreviation, alt-of, ellipsis) Ellipsis of sigmoid colon.
   alt of sigmoid colon
2. (abbreviation, alt-of, ellipsis) Ellipsis of sigmoid function.
   alt of sigmoid function
   • If we had the textbook from a hundred years in the future that contains all the simple ideas that actually work, that take so long to identify in practice — the ReLUs instead of sigmoids — for those of us who’ve been following AI for, like, more than the last couple of years and know what I’m taking about there. 2023 June 29th, “AI will kill all of us | Eliezer Yudkowsky interview” (16:12–16:28 from the start), in The David Pakman Show, spoken by Eliezer Yudkowsky, via YouTube:

Forms

Deriveds

sigmoidoscopy · megasigmoid · sigmoidal · mesosigmoid · proctosigmoiditis · rectosigmoiditis · proctosigmoidoscopy · sigmoiditis · sigmoidoscopic · sigmoidopexy · sigmoidectomy · ureterosigmoidostomy · sigmoidoscope · sigmoidostomy · proctosigmoidectomy · hysterocolposigmoidectomy · sigmoidocele