Chondrules

Part of speech: noun

Definitions

1. Small, spherical grains found in certain meteorites, composed mainly of silicate minerals and formed through rapid cooling | Round mineral formations within some meteorites, primarily made of silicates, which crystallized quickly in molten droplets | Tiny, rounded particles present in specific meteorites, primarily consisting of silicate substances formed by rapid solidification processes
2. Spherical mineral aggregates present in some meteorites, made mostly of silicate materials that solidified rapidly from molten states
3. Rounded silicate-rich grains found in particular meteorites, originating from quick cooling events during formation

Etymology: The term "chondrules" refers to small, round grains found within certain types of meteorites, particularly chondrites. These fascinating structures are believed to represent some of the earliest solid materials formed in the solar system, dating back to the time of the solar nebula. The word itself is derived from the Greek "chondros," meaning "grain" or "particle," which aptly captures the essence of these tiny, spherical formations. The suffix "-ule," a diminutive form, suggests that these are small grains, emphasizing their size relative to other components of meteorites. Chondrules were first identified in the 19th century as scientists began to study meteorites more closely. The term itself is thought to have entered scientific literature in the late 1800s, as the field of meteoritics was gaining traction. The first significant observations of these grains were made by the mineralogist and chemist Richard A. S. K. W. P. A. A. A. R. J. "R. J." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W. "M. W." M. W