| 释义 |
positive /pozˈi-tiv/ adjective- Definitely, formally or explicitly laid down
- Express
- Beyond possibility of doubt
- Absolute
- Expressing a quality simply without comparison (grammar)
- Downright, out-and-out
- Fully convinced
- Over-confident in opinion
- Matter-of-fact
- Concrete
- Material
- Actual
- Characterized by the presence of some quality, not merely absence of its opposite
- Affirmative
- Feeling or expressing agreement to or approval of something
- Having a good or constructive attitude
- Having qualities worthy of approval
- (of a bacteriological test) confirming the presence of the suspected organism, etc
- Greater than zero, or conventionally regarded as greater than zero, indicating such a quantity (mathematics)
- In the direction of increase, actual or conventional
- In a direction towards the source of stimulus (biology)
- Having the lights and shades not reversed (photography and optics)
- Having a relatively high potential (elec)
- Of, having or producing, positive electricity (see below)
- Dextrorotatory (optics)
- Having a greater index of refraction for the extraordinary than for the ordinary ray in double refraction
- Basic (chem)
noun- That which is positive
- Reality
- A positive quantity
- A positive quality
- The positive degree, or an adjective or adverb in it
- An image in which lights and shades or colours, or both, are unchanged
- A photographic plate with the lights and shades of the original
- A positive organ (see below)
- A positif
ORIGIN: L positīvus fixed by agreement, from pōnere, positum to place posˈitively adverb posˈitiveness noun - The state or quality of being positive
- Certainty
- Confidence
posˈitivism noun - Actual or absolute knowledge
- Certainty
- Assurance
- Positive philosophy (see below)
posˈitivist noun A believer in positivism positivistˈic adjective positivˈity noun positive action same as affirmative action (see under affirm). positive angle noun One generated by a straight line moving anticlockwise positive discrimination see under discriminate positive electricity noun Electricity developed, eg in glass by rubbing with silk, arising from deficiency of electrons positive feedback noun Feedback in which the output of a system is used to increase the input positive organ noun A small supplementary church organ, orig portable and placed upon a stand positive philosophy noun - The philosophical system originated by Auguste Comte (1798–1857), its foundation being the doctrine that man can have no knowledge of anything but phenomena, and that the knowledge of phenomena is relative, not absolute
- Also 20c developments of this (logical positivism) much concerned with determining whether or not statements are meaningful
positive pole noun (of a magnet) that end (or pole) which turns to the north when the magnet swings freely positive rays plural noun Canal-rays, a stream of positively electrified particles towards the cathode of a vacuum tube (positive-ray analysis the detection of gases, and determination of their molecular weights, by measuring the parabolas produced on a photographic plate by positive rays deflected in two directions at right angles to each other by a magnetic and an electric field) positive reinforcement noun (behaviourism) The following of a response by a positive event or stimulus, thus increasing the likelihood of the response being repeated positive sign noun The sign (read plus) of addition positive vetting noun A method of screening individuals to ensure their suitability for highly responsible positions |