[mid-kawrs, -kohrs]


the middle of a course.
Rocketry. the portion of a ballistic trajectory between the end of powered flight and the beginning of the reentry phase.
Aerospace. the portion of a space trajectory between leaving the earth's vicinity and arrival at the desired destination, as another planet.

Origin of midcourse

First recorded in 1555–65; mid- + course
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for mid-course

Historical Examples of mid-course

  • "I don't—I don't understand you," panted Lydia, confusedly arresting her bolts in mid-course.

    The Lady of the Aroostook

    William Dean Howells

  • The interior table-land, especially towards the mid-course of the Zambesi, is intersected by lofty mountain-chains.

    The Desert World

    Arthur Mangin

  • The "Dialogues of the Damned" are an incomplete series, arrested in mid-course at No.

  • And no bird spreading its light wings can cross that water; but in mid-course it plunges into the flame, fluttering.

    The Argonautica

    Apollonius Rhodius

  • None, no none, could get anywhere near it; even Martin was left many yards behind in mid-course.

Word Origin and History for mid-course

1560s, from mid + course (n.).

Online Etymology Dictionary, © 2010 Douglas Harper