chondrules
chondrules — noun
1. small, round particles that formed very early in space and are often found insid
small, round particles that formed very early in space and are often found inside some meteorites or, more rarely, in sea-floor sediment.
Researchers found tiny chondrules inside the broken meteorite from northern Chile.
find chondrules inside a meteorite
Under the microscope, Adina saw round chondrules packed tightly in the rock slice.
under the microscope + visual description
The museum label explained that chondrules formed before the planets took shape.
Scientists compare chondrules from different samples to study the early Solar System.
A thin layer of desert dust covered the chondrules in the lab tray.
文法句型
chondrules in + meteorite/sample
study/compare + chondrules
用法筆記
Usually discussed in scientific writing about meteorites and early planetary material. The singular form is chondrule, and the word commonly appears with verbs such as find, study, compare, and form.