Definition of tomentum in English:

tomentum

nounPlural tomenta təˈmɛntəmˌtoʊˈmɛn(t)əm

Botany

A layer of matted woolly down on the surface of a plant.
〔植〕绒毛
Example sentencesExamples
- Setae type range from being thin and highly branched, forming dense tomenta, to being broad and spatulate.
- With its thick tomentum and indumentum and its pointed dark green leaves, with its dense growth habit, and with its pretty flowers, it is a major asset to any garden.
- Leaves lack the thick tomentum beneath the leaf that characterizes the white linden.
- The back of its leaves is covered with grayish-white tomenta.
- The leaves of O. colensoi are sparingly tomentose on the upper surface of the young leaves, but the tomentum disappears before the leaves are fully developed.

Derivatives

tomentose

adjective təˈmɛntəʊs

Botany

The petals are bright Indian-orange, silvery tomentose outside and glossy inside.
Example sentencesExamples
- They begin to form in late August and early September and are visible as white, tomentose buds at the base of the stems.
- Each inflorescence bears numerous, small flowers with widely spreading tepals, tomentose on the outer surface, and a labellum with well-developed side lobes.
- Both the corolla and calyx are fairly rigid and tomentose externally.

tomentous

adjective

Botany

It is erect and rigid, light green in color slightly shaded reddish brown, fairly tomentous and glandular, and bearing some tiny prickles.

Origin

Late 17th century: from Latin, literally 'cushion stuffing'.

Definition of tomentum in US English:

tomentum

nounˌtōˈmen(t)əmˌtoʊˈmɛn(t)əm

Botany

A layer of matted woolly down on the surface of a plant.
〔植〕绒毛
Example sentencesExamples
- With its thick tomentum and indumentum and its pointed dark green leaves, with its dense growth habit, and with its pretty flowers, it is a major asset to any garden.
- Leaves lack the thick tomentum beneath the leaf that characterizes the white linden.
- The back of its leaves is covered with grayish-white tomenta.
- Setae type range from being thin and highly branched, forming dense tomenta, to being broad and spatulate.
- The leaves of O. colensoi are sparingly tomentose on the upper surface of the young leaves, but the tomentum disappears before the leaves are fully developed.

Origin

Late 17th century: from Latin, literally ‘cushion stuffing’.

单词	tomentum
释义	Definition of tomentum in English: tomentum nounPlural tomenta təˈmɛntəmˌtoʊˈmɛn(t)əm Botany A layer of matted woolly down on the surface of a plant. 〔植〕绒毛 Example sentencesExamples Setae type range from being thin and highly branched, forming dense tomenta, to being broad and spatulate. With its thick tomentum and indumentum and its pointed dark green leaves, with its dense growth habit, and with its pretty flowers, it is a major asset to any garden. Leaves lack the thick tomentum beneath the leaf that characterizes the white linden. The back of its leaves is covered with grayish-white tomenta. The leaves of O. colensoi are sparingly tomentose on the upper surface of the young leaves, but the tomentum disappears before the leaves are fully developed. Derivatives tomentose adjective təˈmɛntəʊs Botany The petals are bright Indian-orange, silvery tomentose outside and glossy inside. Example sentencesExamples They begin to form in late August and early September and are visible as white, tomentose buds at the base of the stems. Each inflorescence bears numerous, small flowers with widely spreading tepals, tomentose on the outer surface, and a labellum with well-developed side lobes. Both the corolla and calyx are fairly rigid and tomentose externally. tomentous adjective Botany It is erect and rigid, light green in color slightly shaded reddish brown, fairly tomentous and glandular, and bearing some tiny prickles. Origin Late 17th century: from Latin, literally 'cushion stuffing'. Definition of tomentum in US English: tomentum nounˌtōˈmen(t)əmˌtoʊˈmɛn(t)əm Botany A layer of matted woolly down on the surface of a plant. 〔植〕绒毛 Example sentencesExamples With its thick tomentum and indumentum and its pointed dark green leaves, with its dense growth habit, and with its pretty flowers, it is a major asset to any garden. Leaves lack the thick tomentum beneath the leaf that characterizes the white linden. The back of its leaves is covered with grayish-white tomenta. Setae type range from being thin and highly branched, forming dense tomenta, to being broad and spatulate. The leaves of O. colensoi are sparingly tomentose on the upper surface of the young leaves, but the tomentum disappears before the leaves are fully developed. Origin Late 17th century: from Latin, literally ‘cushion stuffing’.
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