1
〜ごろ
around (a point in time)
time + ごろ
Approximates a point in time (around 3 o'clock). Use ぐらい for amounts, ごろ for clock times.
- 三時ごろ帰ります。I'll go home around three.
A point in time, versus an amount of anything
Each one below is our full write-up of that form, in the order worth reading them. Nothing is summarised — you are looking at the same pages the grammar index links to, put next to each other.
around (a point in time)
time + ごろ
Approximates a point in time (around 3 o'clock). Use ぐらい for amounts, ごろ for clock times.
about / approximately (amount)
quantity + ぐらい
Expresses an approximate amount or duration.