号
hào
In real, traceable use. Part of the curated seed collection; community review is coming.
Traditional: 號
The day of the month in everyday speech; also a number in a series. 今天几号？ asks the date, and the answer is like 今天十五号. After a number it labels things in order: 三号 'number three', as for a room or a building.
Ngày trong tháng khi nói; ngoài ra là số thứ tự trong một dãy được đánh số. 今天几号？ là “hôm nay ngày mấy?”, trả lời kiểu 今天十五号. Đứng sau số, chữ này còn dùng để đánh số: 三号 (số ba), như số phòng, số nhà.
NounRegister: neutral
Examples
Editorial example (illustrative, not a corpus attestation) — awaiting a native-speaker check
Sources & notes
Hán-Việt bridge batch 064 (2026-11-14). Headword, Traditional form and pinyin checked against CC-CEDICT (CC BY-SA 4.0) source ↗ · Hán-Việt reading: Unihan kVietnamese source ↗ · No Vietnamese entry is linked as its twin; the Hán-Việt reading is given character by character. Definition, literal gloss and example sentence are original; the example has not had a native-speaker check yet.
Common questions
What does “号” mean?
The day of the month in everyday speech; also a number in a series. 今天几号？ asks the date, and the answer is like 今天十五号. After a number it labels things in order: 三号 'number three', as for a room or a building.
Is “号” formal or informal?
号 is generally neutral.