swab

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swab

1. Med
a. a small piece of cotton, gauze, etc., for use in applying medication, cleansing a wound, or obtaining a specimen of a secretion, etc.
b. the specimen so obtained
2. a mop for cleaning floors, decks, etc.

swab

[swäb]
(mining engineering)
A pistonlike device provided with a rubber cap ring that is used to clean out debris inside a borehole or casing.
The act of cleaning the inside of a tubular object with a swab.
(petroleum engineering)
In petroleum drilling, to pull the drill string so rapidly that the drill mud is sucked up and overflows the collar of the borehole, thus leaving an undesirably empty borehole.

swab

/swob/ The PDP-11 swap byte instruction mnemonic, as immortalised in the dd option "conv=swab".

1. To solve the NUXI problem by swapping bytes in a file.

2. The program in V7 Unix used to perform this action, or anything functionally equivalent to it.

See also big-endian, little-endian, middle-endian, bytesexual.
References in periodicals archive ?
urealyticum was cultured from urethral swabs of 20 per cent cases of NGU and urine cultures were positive in 13 per cent.
Screening men is now feasible because chlamydial infection can be detected using new tests on first-void urine specimens (the first part of the urine stream) rather than uncomfortable urethral swabs.
Use of urethral swabs in males or speculum examination in females has not been well accepted by teens, and anxiety over the prospect of such could limit the sexual history information or spontaneous questions from adolescents.
For males, urine-based screening has comparable sensitivity and specificity to those obtained via urethral swabs, with far better compliance (Ann.
gonorrhoeae was again isolated from urethral swabs.
BOSTON -- Most of the teenagers interviewed in focus groups on STD testing said they considered urethral swabs and pelvic exams to be significant barriers that would discourage them from undergoing an STD test, Dr.
Burstein stated that urethral swabs were largely a relic of the past ("Primary Care Docs Fall Short on STD Screening," Oct.
gonorrhoeae were both cleared by the FDA with male and female urine claims (female urine testing for chlamydia only), as well as female endocervical and male urethral swabs.
Food and Drug Administration (FDA) with male and female urine claims (female urine testing for chlamydia only), as well as female endocervical and male urethral swabs.
Both test formats were approved by the FDA with male and female urine claims (female urine testing for chlamydia only), as well as female endocervical and male urethral swabs.