'Speculative' definitions:

Definition of 'speculative'

(from WordNet)
adjective
Not financially safe or secure; "a bad investment"; "high risk investments"; "anything that promises to pay too much can't help being risky"; "speculative business enterprises" [syn: bad, risky, high-risk, speculative]
adjective
Not based on fact or investigation; "a notional figure of cost helps in determining production costs"; "speculative knowledge" [syn: notional, speculative]
adjective
Showing curiosity; "if someone saw a man climbing a light post they might get inquisitive"; "raised a speculative eyebrow" [syn: inquisitive, speculative, questioning, wondering(a)]

Definition of 'Speculative'

From: GCIDE
  • Speculative \Spec"u*la*tive\ (sp[e^]k"[-u]*l[.a]*t[i^]v), a. [Cf. F. sp['e]culatif, L. speculativus.]
  • 1. Given to speculation; contemplative. [1913 Webster]
  • The mind of man being by nature speculative. --Hooker. [1913 Webster]
  • 2. Involving, or formed by, speculation; ideal; theoretical; not established by demonstration. --Cudworth. [1913 Webster]
  • 3. Of or pertaining to vision; also, prying; inquisitive; curious. [R.] --Bacon. [1913 Webster]
  • 4. Of or pertaining to speculation in land, goods, shares, etc.; as, a speculative dealer or enterprise. [1913 Webster]
  • The speculative merchant exercises no one regular, established, or well-known branch of business. --A. Smith. [1913 Webster]
  • 5. (Finance) More risky than typical investments; not investment grade. [PJC] -- {Spec"u*la*tive*ly}, adv. -- {Spec"u*la*tive*ness}, n. [1913 Webster]