Counterbore
Definition of Counterbore
Coun`ter`bore´
Pronunciation:
koun`t?r-b?r´
n.
1.
A
flat-bottomed
cylindrical
enlargement
of
the
mouth
of
a
hole
,
usually
of
slight
depth
,
as
for
receiving
a
cylindrical
screw
head
.
2.
A
kind
of
pin
drill
with
the
cutting
edge
or
edges
normal
to
the
axis
; -
used
for
enlarging
a
hole
,
or
for
forming
a
flat-bottomed
recess
at
its
mouth
.
v. t.
1.
To
form
a
counterbore
in
,
by
boring
,
turning
,
or
drilling
;
to
enlarge
,
as
a
hole
,
by
means
of
a
counterbore
.
Related Words
bit
,
countersink
,
countersink
bit
Word:
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Counter vair
Counter weight
Counter-
counter-balanced
Counter-compony
Counter-couchant
Counter-courant
Counter-paly
Counter-roll
counter-sabotage
Counter-salient
counter-subversion
Counter-tenor clef
Counteract
Counteraction
Counteractive
Counteractively
counterattraction
Counterbalance
counterblast
-Counterbore-
Counterbrace
Counterbuff
Countercast
Countercaster
Counterchange
Counterchanged
Countercharge
Countercharm
Countercheck
Counterclaim
counterclockwise
Countercurrent
Counterdraw
counterfactual
counterfactuality
Counterfaisance
Counterfeit
Counterfeiter
Counterfeitly
Counterfesance
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