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reach-me-down
reacquaint
reacquire
react
reactance
reactant
reaction
reaction formation
reactionary
reactivate
reactive
reactor
read
read-only memory
read-write
readable
readapt
readdress
reader
readership
readily
reacquaint
reacquire
react
reactance
reactant
reaction
reaction formation
reactionary
reactivate
reactive
reactor
read
read-only memory
read-write
readable
readapt
readdress
reader
readership
readily
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reactive: |
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Concise Oxford English Dictionary © 2008 Oxford University Press:
reactive/riˈaktɪv/
▶adjective
- 1 showing a response to a stimulus.
- 2 acting in response to a situation rather than creating or controlling it.
- 3 having a tendency to react chemically.
- 4 Physiology showing an immune response to a specific antigen.
- 5 (of an illness) caused by a reaction to something.
- 6 Physics relating to reactance.
– derivatives
reactivity noun.
reactivity noun.
'reactive' also found in these Oxford entries:
activate
- alkali metal
- alkaline earth
- barium
- caesium
- calcium
- free radical
- halogen
- nascent
- oxygen
- phosphorus
- potassium
- proactive
- rubidium
- sodium
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