Speculate vs. Predict

Difference Between Speculate and Predict
Speculateverb
To think, meditate or reflect on a subject; to consider, to deliberate or cogitate.
Predictverb
(transitive) To make a prediction: to forecast, foretell, or estimate a future event on the basis of knowledge and reasoning; to prophesy a future event on the basis of mystical knowledge or power.
Speculateverb
(intransitive) To make an inference based on inconclusive evidence; to surmise or conjecture.
Predictverb
To imply.
Speculateverb
To make a risky trade in the hope of making a profit; to venture or gamble.
Predictverb
(intransitive) To make predictions.
Speculateverb
To anticipate which branch of code will be chosen and execute it in advance.
Predictverb
To direct a ranged weapon against a target by means of a predictor.
Speculateverb
to believe especially on uncertain or tentative grounds;
Scientists supposed that large dinosaurs lived in swampsPredictnoun
(obsolete) A prediction.
Speculateverb
talk over conjecturally, or review in an idle or casual way and with an element of doubt or without sufficient reason to reach a conclusion;
We were speculating whether the President had to resign after the scandalPredictverb
make a prediction about; tell in advance;
Call the outcome of an electionSpeculateverb
reflect deeply on a subject;
I mulled over the events of the afternoonphilosophers have speculated on the question of God for thousands of yearsThe scientist must stop to observe and start to excogitatePredictverb
indicate by signs;
These signs bode bad newsSpeculateverb
invest at a risk;
I bought this house not because I want to live in it but to sell it later at a good price, so I am speculating