Sunspots are dark areas of irregular shape on the surface of the Sun. Their short-term and long-term cyclical nature has been established in the past century. Spots are often big enough to be seen with the naked eye.
nonchalance meaning, nonchalance definition | English Cobuild dictionary. nonchalant. If you describe someone as nonchalant, you mean that they appear not to worry or care about things and that they seem very calm. adj (=casual) Clark's mother is nonchalant about her role in her son's latest work..., It merely underlines our rather more nonchalant attitude to life. â¦ nonchalance n-uncount. Affecting nonchalance, I handed her two hundred dollar bills.
Learner's definition of GESTURE. [count] 1. : a movement of your body (especially of your hands and arms) that shows or emphasizes an idea or a feeling. Specific gestures can indicate particular moods. an obscene gesture. His arm was raised in a gesture of defiance.