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单词 longitudinal
释义

WordReference Random House Learner's Dictionary of American English © 2024
lon•gi•tu•di•nal /ˌlɑndʒɪˈtudənl, -ˈtyud-/USA pronunciation   adj. 
  1. of or relating to longitude or length:longitudinal measurement.
  2. extending in the direction of the length;
    lengthwise.
lon•gi•tu•di•nal•ly, adv. 

WordReference Random House Unabridged Dictionary of American English © 2024
lon•gi•tu•di•nal  (lon′ji to̅o̅d′n l, -tyo̅o̅d′-),USA pronunciation adj. 
  1. of or pertaining to longitude or length:longitudinal measurement.
  2. extending in the direction of the length of a thing;
    running lengthwise:a thin, longitudinal stripe.
  3. Zoologypertaining to or extending along the long axis of the body, or the direction from front to back, or head to tail.
  4. pertaining to a research design or survey in which the same subjects are observed repeatedly over a period of time.

n. 
  1. Nautical, Naval Termsa longitudinal framing member, as in the hull of a ship.
  • Latin longitūdin- (stem of longitūdō; see longitude) + -al1
  • 1535–45
lon′gi•tu′di•nal•ly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::
longitudinal /ˌlɒndʒɪˈtjuːdɪnəl ˌlɒŋɡ-/ adj
  1. of or relating to longitude or length
  2. placed or extended lengthways
    Compare transverse
  3. (of a study of behaviour) carried on over a protracted period of time

ˌlongiˈtudinally adv
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