sigmoidal

名词 n. 形容词 adj.
中文释义

英文释义

名词 n.
  1. A sigmoidal function or curve
形容词 adj.
  1. sigmoid; S-shaped.
  2. Characterized by a sigmoid curve or function
    — The requirement […] typically results in a sigmoidal dependence on [ATP] 38 —the hallmark of binding cooperativity.

词形变化

more sigmoidal comparative most sigmoidal superlative sigmoidals plural

词汇关系

衍生词
asigmoidal nonsigmoidal retrosigmoidal sigmoidally subsigmoidal
相关词
sigmoidality

词源

词源 1
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
Ancient Greek -ης (-ēs)
Ancient Greek -ειδής (-eidḗs)
Ancient Greek σῑγμοειδής (sīgmoeidḗs)bor.
English sigmoid
Proto-Indo-European *h₂el-der.?
Proto-Italic *-ālis
Latin -ālisbor.
Old French -albor.
▲
Latin -ālis
Old French -elbor.
▲
Latin -ālisbor.
Middle English -al
English -al
English sigmoidal
From sigmoid + -al.
词源 2
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
Ancient Greek -ης (-ēs)
Ancient Greek -ειδής (-eidḗs)
Ancient Greek σῑγμοειδής (sīgmoeidḗs)bor.
English sigmoid
Proto-Indo-European *h₂el-der.?
Proto-Italic *-ālis
Latin -ālisbor.
Old French -albor.
▲
Latin -ālis
Old French -elbor.
▲
Latin -ālisbor.
Middle English -al
English -al
English sigmoidal
From sigmoid + -al.
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