大だい動どう脈みゃく

だ

い

ど

う

みゃ

く

Common word›Freq.FrequencyTop 50,000

Meanings

aorta

Anatomical term for the main artery carrying blood from the heart.

送おく

る

太ふと

い

血けっ

管かん

です

。

The aorta is a large blood vessel that carries blood from the heart to the whole body.

main artery; vital route

Figurative use for a crucial transportation or communication route, like a major highway or rail line.

この高こう速そく道どう路ろは日本にほんの経けい済ざいの大だい動どう脈みゃくだ。
This expressway is a vital artery of Japan's economy.

〈場ば所しょ〉の大だい動どう脈みゃくthe main artery/lifeline of a place (transportation, communication, etc.)
新しん幹かん線せんは日本にほんの大だい動どう脈みゃくだ。
The Shinkansen is Japan's main artery.
大だい動どう脈みゃくが破は裂れつするfor the aorta to rupture
彼かれは大だい動どう脈みゃくが破は裂れつして緊きん急きゅう手しゅ術じゅつを受うけた。
His aorta ruptured and he underwent emergency surgery.
大だい動どう脈みゃくを切せっ開かいするto make an incision in the aorta (during surgery)
手しゅ術じゅつでは大だい動どう脈みゃくを切せっ開かいして人じん工こう血けっ管かんを取とり付つけた。

動どう脈みゃくN1sense 1
動脈 refers to arteries in general, while 大動脈 specifically means the single largest artery, the aorta.
幹かん線せんN1sense 2
幹線 is the standard word for a main transportation line (rail, road), while 大動脈 uses the same idea metaphorically as 'the vital artery' of a network.

静じょう脈みゃく sense 1
静脈 (vein) carries blood back to the heart, the opposite of 大動脈 (aorta), which carries blood away from it.

Compound of 大 (large) and 動脈 (artery), literally 'large artery'. The figurative sense extends the idea of a main conduit.

During the operation, they made an incision in the aorta and attached an artificial vessel.

大だい動どう脈みゃく解かい離り

aortic dissection

thoracic aorta

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