Definition of quickening in English:
quickening
adjective ˈkwɪk(ə)nɪŋˈkwɪk(ə)nɪŋ
1Made or becoming faster or quicker.
the quickening pace of our times creates an impatience with delay
this hormone causes a quickening pulse
2Becoming more stimulated or lively.
he looked with quickening curiosity through the smoke
Definition of quickening in US English:
quickening
adjectiveˈkwɪk(ə)nɪŋˈkwik(ə)niNG
1Made or becoming faster or quicker.
the quickening pace of our times creates an impatience with delay
this hormone causes a quickening pulse
2Becoming more stimulated or lively.
he looked with quickening curiosity through the smoke