noun. a measure of the antiknock properties of gasoline.
adjective. used of gasoline; having a high octane number.
adjective. vigorously energetic or forceful.
noun. ['ˈreɪtɪŋ'] an appraisal of the value of something.
noun. ['ˈreɪtɪŋ'] act of ascertaining or fixing the value or worth of.
noun. ['ˈreɪtɪŋ'] standing or position on a scale.
noun. ['ˈreɪtɪŋ'] rank in a military organization.