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Diplopia. Diplopia. Other names. Double vision. One way a person might experience double vision. Specialty. Neurology, ophthalmology. Diplopia is the simultaneous perception of two images of a single object that may be displaced horizontally or vertically in relation to each other. [ 1] Also called double vision, it is a loss of visual focus ...
Horror fusionis is a rare condition and normally appears only in patients who have been treated by means of surgery or other interventions. [2] Attempts to achieve stereoscopic vision, in particular anti-suppression therapy and other orthoptic exercises, may lead to double vision as undesired side effect, in particular also to horror fusionis.
Pluperfect. The pluperfect (shortening of plusquamperfect ), usually called past perfect in English, characterizes certain verb forms and grammatical tenses involving an action from an antecedent point in time. Examples in English are: "we had arrived " before the game began; "they had been writing " when the bell rang.
The present perfect is a grammatical combination of the present tense and perfect aspect that is used to express a past event that has present consequences. [ 1] The term is used particularly in the context of English grammar to refer to forms like "I have finished". The forms are present because they use the present tense of the auxiliary verb ...
In number theory and combinatorics, a partition of a non-negative integer n, also called an integer partition, is a way of writing n as a sum of positive integers. Two sums that differ only in the order of their summands are considered the same partition. (If order matters, the sum becomes a composition .)
French conjugation is the variation in the endings of French verbs ( inflections) depending on the person (I, you, we, etc), tense (present, future, etc.) and mood (indicative, imperative, subjunctive, etc.). Most verbs are regular and can be entirely determined by their infinitive form (ex. parler ), however irregular verbs require the ...
Specialty. Ophthalmology, optometry, neuro-ophthalmology, neurology, neurosurgery. Papilledema or papilloedema is optic disc swelling that is caused by increased intracranial pressure due to any cause. [ 1] The swelling is usually bilateral and can occur over a period of hours to weeks. [ 2] Unilateral presentation is extremely rare.
Defective verb. In linguistics, a defective verb is a verb that either lacks a conjugated form or entails incomplete conjugation, and thus cannot be conjugated for certain grammatical tenses, aspects, persons, genders, or moods that the majority of verbs or a "normal" or regular verb in a particular language can be conjugated for [citation ...