1.
every second; per second
Indicates a rate or frequency of once per second, or something that occurs each second.
毎秒三メートル進む。
It advances three meters per second.
このセンサーは毎秒データを送信する。
This sensor transmits data every second.
光は毎秒約三十万キロメートルの速さで進む。
Light travels at a speed of approximately 300,000 kilometers per second.
毎秒 expresses a per-second rate or frequency. It is primarily used in scientific, technical, and mathematical contexts.
USAGE:
Placed before the quantity it modifies: 毎秒三メートル (three meters per second). Can also stand alone as an adverb meaning "every second."
RELATED 毎〜 SERIES:
- 毎分: every minute / per minute
- 毎時: every hour / per hour
- 毎日: every day
- 毎週: every week
- 毎月: every month
- 毎年: every year
NOTE:
In everyday conversation, people more commonly say 一秒ごとに (every second) or 一秒に一回 (once per second). 毎秒 sounds formal or technical.