kỉ hà
[ki˧˩ haː˨˩]
In real, traceable use. Part of the curated seed collection; community review is coming.
Sense 1
Meaning · English
(adjective) geometric, as in rectangular, square, triangular, circular, etc.
Where it’s used:
Used
Toàn quốc & hải ngoại · Vietnam-wide & diaspora
Sources & notes
Imported from Wiktionary (CC BY-SA 4.0, retrieved 2026-07-29); community review pending. source ↗
Sense 2
Examples
Khi vẽ nên dùng đường kỉ hà, kể cả khi vẽ đường cong.When you draw, you should use straight lines, even when you approximate curves.
Wiktionary example (CC BY-SA 4.0)
Common questions
What does “kỉ hà” mean?
(adjective) geometric, as in rectangular, square, triangular, circular, etc.
Is “kỉ hà” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.