spiral

noun · adjective · verbA2

Định nghĩa theo từ loại

Danh từ

noun

Plural noun:

spirals

1.
(geometry) A curve that is the locus of a point that rotates about a fixed point while continuously increasing its distance from that point.
Đồng nghĩa: swirl
2.
(informal)A helix.
3.
A self-sustaining process with a lot of momentum involved, so it is difficult to accelerate or stop it at once.
4.
(rail transport) A section of track that forms a circle and crosses over itself, used for gaining height in mountainous territory.

Tính từ

adjective

1.
(not comparable)Helical, like a spiral.

Động từ

verb

V_es/s

spirals

V_ing/Gerund

spiraling

V_ed/pp

spirallingspiraled

1.
(intransitive)To move along the path of a spiral or helix.
The falling leaves spiralled down from the tree.
Đồng nghĩa: billow, gyrate, spire
2.
(transitive)To cause something to spiral.
You need to learn how to spiral a ball.
3.
(figuratively, intransitive)To increase continually.
Her debts were spiralling out of control.
4.
(intransitive)To decline mentally.
She spiralled into a deep depression.

Từ liên quan

Đồng nghĩa

swirl billow gyrate spire

Cùng gốc / liên quan

Archimedean spiralarithmetic spiralbarred spiral galaxyEkman spiralFibonacci spiralflocculent spiral galaxygolden spiralinflationary spiralKnochenhauer spiralLangmuir spirallogarithmic spiralpurity spiralRiess spiralspiral armspiral dancespiral DRAGNspiral galaxyspiral ganglionspiral gingerspiral nebula

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Topic liên quan

🎨Colors & Shapes

Nguồn gốc từ

From Middle French spirale, from spiralis, from Latin spīra, from Ancient Greek σπεῖρα (wreath, coil, twist).