Definition of pennate in English:

pennate

adjective ˈpɛnətˈpɛneɪt

Botany

(of a diatom) bilaterally symmetrical.
〔植〕（硅藻）两侧对称的，翼状的。比较CENTRIC
Compare with centric
Example sentencesExamples
- At the shallow south end of the lake, most of the samples were relatively similar, dominated by pennate forms.
- Both articulated and broken pennate diatoms, up to 12 m long and 4 m wide, are scattered throughout the stromatolitic sinters.
- Diatoms are photosynthetic protists, which are classified into centric and pennate diatoms, according to whether they have a radial or bilateral symmetry.
- Tissue-level concentrations of hydrophilic and lipophilic extracts caused high levels of mortality in a sympatric pennate diatom.
- The major source of the spring diatom pulse was Skeletonema potamos and a variety of centric and pennate diatoms.

Origin

Mid 19th century: from Latin pennatus 'feathered, winged', from penna 'feather'.

Definition of pennate in US English:

pennate

adjectiveˈpenātˈpɛneɪt

Botany

(of a diatom) bilaterally symmetrical.
〔植〕（硅藻）两侧对称的，翼状的。比较CENTRIC
Compare with centric
Example sentencesExamples
- Tissue-level concentrations of hydrophilic and lipophilic extracts caused high levels of mortality in a sympatric pennate diatom.
- At the shallow south end of the lake, most of the samples were relatively similar, dominated by pennate forms.
- The major source of the spring diatom pulse was Skeletonema potamos and a variety of centric and pennate diatoms.
- Diatoms are photosynthetic protists, which are classified into centric and pennate diatoms, according to whether they have a radial or bilateral symmetry.
- Both articulated and broken pennate diatoms, up to 12 m long and 4 m wide, are scattered throughout the stromatolitic sinters.

Origin

Mid 19th century: from Latin pennatus ‘feathered, winged’, from penna ‘feather’.

单词	pennate
释义	Definition of pennate in English: pennate adjective ˈpɛnətˈpɛneɪt Botany (of a diatom) bilaterally symmetrical. 〔植〕（硅藻）两侧对称的，翼状的。比较CENTRIC Compare with centric Example sentencesExamples At the shallow south end of the lake, most of the samples were relatively similar, dominated by pennate forms. Both articulated and broken pennate diatoms, up to 12 m long and 4 m wide, are scattered throughout the stromatolitic sinters. Diatoms are photosynthetic protists, which are classified into centric and pennate diatoms, according to whether they have a radial or bilateral symmetry. Tissue-level concentrations of hydrophilic and lipophilic extracts caused high levels of mortality in a sympatric pennate diatom. The major source of the spring diatom pulse was Skeletonema potamos and a variety of centric and pennate diatoms. Origin Mid 19th century: from Latin pennatus 'feathered, winged', from penna 'feather'. Definition of pennate in US English: pennate adjectiveˈpenātˈpɛneɪt Botany (of a diatom) bilaterally symmetrical. 〔植〕（硅藻）两侧对称的，翼状的。比较CENTRIC Compare with centric Example sentencesExamples Tissue-level concentrations of hydrophilic and lipophilic extracts caused high levels of mortality in a sympatric pennate diatom. At the shallow south end of the lake, most of the samples were relatively similar, dominated by pennate forms. The major source of the spring diatom pulse was Skeletonema potamos and a variety of centric and pennate diatoms. Diatoms are photosynthetic protists, which are classified into centric and pennate diatoms, according to whether they have a radial or bilateral symmetry. Both articulated and broken pennate diatoms, up to 12 m long and 4 m wide, are scattered throughout the stromatolitic sinters. Origin Mid 19th century: from Latin pennatus ‘feathered, winged’, from penna ‘feather’.
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