Definition of tridactyl in English:

tridactyl

adjective trʌɪˈdaktɪltrīˈdaktl

Zoology

(of a vertebrate limb) having three toes or fingers.
〔动〕（脊椎动物肢体）三指的；三趾的
Example sentencesExamples
- Podokesaurid (= Coelophysid) theropods are indicated by the presence of numerous small to medium-large sized tridactyl footprints (Grallator and larger forms).
- The foot is functionally tridactyl, with digits II - IV bound together and largely functioning as a single unit.
- In the foot, the fifth toe was reduced to a single metatarsal, and the first toe was reduced and raised off the ground, leaving a functionally tridactyl foot.
- Ornithopod prints are nearly always tridactyl with three stout and broadly spreading toes so that the resulting footprint has the outline of a trefoil.

Derivatives

Origin

Early 19th century: from tri- 'three' + Greek daktulos 'finger'.

Definition of tridactyl in US English:

tridactyl

adjectivetrīˈdaktl

Zoology

(of a vertebrate limb) having three toes or fingers.
〔动〕（脊椎动物肢体）三指的；三趾的
Example sentencesExamples
- In the foot, the fifth toe was reduced to a single metatarsal, and the first toe was reduced and raised off the ground, leaving a functionally tridactyl foot.
- Ornithopod prints are nearly always tridactyl with three stout and broadly spreading toes so that the resulting footprint has the outline of a trefoil.
- The foot is functionally tridactyl, with digits II - IV bound together and largely functioning as a single unit.
- Podokesaurid (= Coelophysid) theropods are indicated by the presence of numerous small to medium-large sized tridactyl footprints (Grallator and larger forms).

Origin

Early 19th century: from tri- ‘three’ + Greek daktulos ‘finger’.

词汇	tridactyl
释义	Definition of tridactyl in English: tridactyl adjective trʌɪˈdaktɪltrīˈdaktl Zoology (of a vertebrate limb) having three toes or fingers. 〔动〕（脊椎动物肢体）三指的；三趾的 Example sentencesExamples Podokesaurid (= Coelophysid) theropods are indicated by the presence of numerous small to medium-large sized tridactyl footprints (Grallator and larger forms). The foot is functionally tridactyl, with digits II - IV bound together and largely functioning as a single unit. In the foot, the fifth toe was reduced to a single metatarsal, and the first toe was reduced and raised off the ground, leaving a functionally tridactyl foot. Ornithopod prints are nearly always tridactyl with three stout and broadly spreading toes so that the resulting footprint has the outline of a trefoil. Derivatives Origin Early 19th century: from tri- 'three' + Greek daktulos 'finger'. Definition of tridactyl in US English: tridactyl adjectivetrīˈdaktl Zoology (of a vertebrate limb) having three toes or fingers. 〔动〕（脊椎动物肢体）三指的；三趾的 Example sentencesExamples In the foot, the fifth toe was reduced to a single metatarsal, and the first toe was reduced and raised off the ground, leaving a functionally tridactyl foot. Ornithopod prints are nearly always tridactyl with three stout and broadly spreading toes so that the resulting footprint has the outline of a trefoil. The foot is functionally tridactyl, with digits II - IV bound together and largely functioning as a single unit. Podokesaurid (= Coelophysid) theropods are indicated by the presence of numerous small to medium-large sized tridactyl footprints (Grallator and larger forms). Origin Early 19th century: from tri- ‘three’ + Greek daktulos ‘finger’.
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