strangely

Concise Oxford English Dictionary © 2008 Oxford University Press:
strange/streɪnʤ/

▶adjective

• 1 unusual or surprising.

  ■ slightly or undefinably unwell or ill at ease.

• 2 not previously visited, seen, or encountered.

  ■ (strange to/at/in) archaic unaccustomed to or unfamiliar with.

• 3 Physics having a non-zero value for strangeness.

– phrases
strange to say (or tell) it is surprising or unusual that.

– derivatives
strangely adverb.

– origin ME: shortening of OFr. estrange, from L. extraneus ‘external, strange’.