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Seriphidium tridentatum
Seriphidium tridentatum /ˌsɛrɪˈfɪdiəm traɪˈdɛntətəm/
noun
-
Aromatic shrub of arid regions of western North America having hoary leaves
(
Artemisia tridentata
, big sagebrush
, blue sage
, Seriphidium tridentatum
)
aromatic shrub of arid regions of western North America having hoary leaves
vitamin B6
vitamin B6 /ˈvaɪtəmɪn biːˈsɪks/
noun
-
A B vitamin that is essential for metabolism of amino acids and starch
(
adermin
, pyridoxal
, pyridoxamine
, pyridoxine
, vitamin B6
)
a B vitamin that is essential for metabolism of amino acids and starch
negative feedback circuit
negative feedback circuit /ˈnɛɡətɪv ˈfiːdbæk ˈsɝːkɪt/
noun
-
A feedback circuit that subtracts from the input
(
control circuit
, negative feedback circuit
)
a feedback circuit that subtracts from the input
ruefulness
ruefulness /ˈruːfəlnəs/
noun
-
Sadness associated with some wrong done or some disappointment
(
rue
[Archaic] , ruefulness
, sorrow
, regret
)
sadness associated with some wrong done or some disappointment
He drank to drown his sorrows
he drank to drown his sorrows
He wrote a note expressing his regret
he wrote a note expressing his regret
To his rue, the error cost him the game
to his rue, the error cost him the game
