Definition of "barometrical" [barometrical]

• Relating to, or observed with, a barometer, barometric. (adjective)

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• "However, during the first week of April, after a sudden barometrical fall, a renewed rise was marked by a heavy gale of wind, lasting five or six days; then the needle of the instrument remained stationary at a height of twenty-nine inches and nine-tenths, and the weather appeared propitious for an excursion."
• "The wind was then blowing from the south-west in the mild degree which in barometrical language is ranked ‘No. 2, light breeze.’"
• "The barometrical observations, which had been regularly taken from Sydney to this place, did not give us an elevation of more than six hundred feet above the level of the sea;"