marked by keen caution and watchful prudence; "they were wary in their movements"; "a wary glance at the black clouds"; "taught to be wary of strangers"
a variable quantity that can be resolved into components
any agent (person or animal or microorganism) that carries and transmits a disease; "mosquitos are vectors of malaria and yellow fever"; "fleas are vectors of the plague"; "aphids are transmitters of plant diseases"; "when medical scientists talk about vectors they are usually talking about insects"
a straight line segment whose length is magnitude and whose orientation in space is direction
the act of directing the eyes toward something and perceiving it visually; "he went out to have a look"; "his look was fixed on her eyes"; "he gave it a good looking at"; "his camera does his looking for him"
physical appearance; "I don't like the looks of this place"
have a certain outward or facial expression; "How does she look?"; "The child looks unhappy"; "She looked pale after the surgery"
convey by one's expression; "She looked her devotion to me"
perceive with attention; direct one's gaze towards; "She looked over the expanse of land"; "Look at your child!"; "Look--a deer in the backyard!"
give a certain impression or have a certain outward aspect; "She seems to be sleeping"; "This appears to be a very difficult problem"; "This project looks fishy"; "They appeared like people who had not eaten or slept for a long time"
accord in appearance with; "You don't look your age!"