天草

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Chinese[edit]

day; sky; heaven
 
grass; straw; draft (of a document)
grass; straw; draft (of a document); careless; rough; manuscript; hasty
trad. (天草)
simp. #(天草)
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Etymology[edit]

Orthographic borrowing from Japanese 天草 (Amakusa).

Pronunciation[edit]


Proper noun[edit]

天草

  1. () Amakusa (a city in Kumamoto Prefecture, Japan)

Japanese[edit]

Etymology 1[edit]

Kanji in this term
あま
Grade: 1
くさ
Grade: 1
kun’yomi

Compound of (ama, heavens) +‎ (kusa, grass, plant).

The surname likely comes from the place name, the derivation of which is uncertain. Theories include:

  • Named for the 海人 (ama, sea people) (kusa, tribe) that lived in the archipelago in the region, as reported in the Nihon Shoki (720 CE)
  • Named for the 甘草 (kanzō, licorice, literally “sweet grass”, alternative reading amakusa) harvested in the area
  • Shift from (makusa, umakusa, literally horse grass) from grazing areas in the region

Pronunciation[edit]

  • IPA(key): [a̠ma̠kɯ̟ᵝsa̠]

Proper noun[edit]

(あま)(くさ) (Amakusa

  1. Amakusa (a city in Kumamoto Prefecture, Japan)
  2. a rare surname

Etymology 2[edit]

Kanji in this term
てん
Grade: 1
くさ > ぐさ
Grade: 1
jūbakoyomi

Compound of (ten, heavens) +‎ (kusa, grass, plant). The kusa changes to gusa as an instance of rendaku (連濁).

Uses the on'yomi of ten for the character.

Pronunciation[edit]

Noun[edit]

(てん)(ぐさ) or 天草(テングサ) (tengusa

  1. any of the red algae of the genus Gelidium
  2. agar
Usage notes[edit]

As with many terms that name organisms, this term is often spelled in katakana, especially in biological contexts (where katakana is customary), as テングサ.

See also[edit]

References[edit]

  1. ^ Matsumura, Akira, editor (2006), 大辞林 [Daijirin] (in Japanese), Third edition, Tokyo: Sanseidō, →ISBN

Further reading[edit]